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340 lines
9.0 KiB
340 lines
9.0 KiB
/// @brief Include to use the format enum and query properties of formats. |
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/// @file gli/format.hpp |
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#pragma once |
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#include "type.hpp" |
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#include <cstdint> |
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namespace gli |
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{ |
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/// Texture data format |
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enum format |
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{ |
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FORMAT_UNDEFINED = 0, |
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FORMAT_RG4_UNORM_PACK8, FORMAT_FIRST = FORMAT_RG4_UNORM_PACK8, |
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FORMAT_RGBA4_UNORM_PACK16, |
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FORMAT_BGRA4_UNORM_PACK16, |
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FORMAT_R5G6B5_UNORM_PACK16, |
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FORMAT_B5G6R5_UNORM_PACK16, |
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FORMAT_RGB5A1_UNORM_PACK16, |
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FORMAT_BGR5A1_UNORM_PACK16, |
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FORMAT_A1RGB5_UNORM_PACK16, |
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FORMAT_R8_UNORM_PACK8, |
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FORMAT_R8_SNORM_PACK8, |
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FORMAT_R8_USCALED_PACK8, |
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FORMAT_R8_SSCALED_PACK8, |
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FORMAT_R8_UINT_PACK8, |
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FORMAT_R8_SINT_PACK8, |
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FORMAT_R8_SRGB_PACK8, |
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FORMAT_RG8_UNORM_PACK8, |
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FORMAT_RG8_SNORM_PACK8, |
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FORMAT_RG8_USCALED_PACK8, |
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FORMAT_RG8_SSCALED_PACK8, |
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FORMAT_RG8_UINT_PACK8, |
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FORMAT_RG8_SINT_PACK8, |
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FORMAT_RG8_SRGB_PACK8, |
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FORMAT_RGB8_UNORM_PACK8, |
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FORMAT_RGB8_SNORM_PACK8, |
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FORMAT_RGB8_USCALED_PACK8, |
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FORMAT_RGB8_SSCALED_PACK8, |
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FORMAT_RGB8_UINT_PACK8, |
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FORMAT_RGB8_SINT_PACK8, |
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FORMAT_RGB8_SRGB_PACK8, |
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FORMAT_BGR8_UNORM_PACK8, |
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FORMAT_BGR8_SNORM_PACK8, |
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FORMAT_BGR8_USCALED_PACK8, |
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FORMAT_BGR8_SSCALED_PACK8, |
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FORMAT_BGR8_UINT_PACK8, |
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FORMAT_BGR8_SINT_PACK8, |
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FORMAT_BGR8_SRGB_PACK8, |
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FORMAT_RGBA8_UNORM_PACK8, |
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FORMAT_RGBA8_SNORM_PACK8, |
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FORMAT_RGBA8_USCALED_PACK8, |
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FORMAT_RGBA8_SSCALED_PACK8, |
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FORMAT_RGBA8_UINT_PACK8, |
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FORMAT_RGBA8_SINT_PACK8, |
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FORMAT_RGBA8_SRGB_PACK8, |
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FORMAT_BGRA8_UNORM_PACK8, |
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FORMAT_BGRA8_SNORM_PACK8, |
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FORMAT_BGRA8_USCALED_PACK8, |
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FORMAT_BGRA8_SSCALED_PACK8, |
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FORMAT_BGRA8_UINT_PACK8, |
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FORMAT_BGRA8_SINT_PACK8, |
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FORMAT_BGRA8_SRGB_PACK8, |
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FORMAT_RGBA8_UNORM_PACK32, |
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FORMAT_RGBA8_SNORM_PACK32, |
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FORMAT_RGBA8_USCALED_PACK32, |
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FORMAT_RGBA8_SSCALED_PACK32, |
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FORMAT_RGBA8_UINT_PACK32, |
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FORMAT_RGBA8_SINT_PACK32, |
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FORMAT_RGBA8_SRGB_PACK32, |
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FORMAT_RGB10A2_UNORM_PACK32, |
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FORMAT_RGB10A2_SNORM_PACK32, |
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FORMAT_RGB10A2_USCALED_PACK32, |
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FORMAT_RGB10A2_SSCALED_PACK32, |
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FORMAT_RGB10A2_UINT_PACK32, |
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FORMAT_RGB10A2_SINT_PACK32, |
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FORMAT_BGR10A2_UNORM_PACK32, |
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FORMAT_BGR10A2_SNORM_PACK32, |
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FORMAT_BGR10A2_USCALED_PACK32, |
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FORMAT_BGR10A2_SSCALED_PACK32, |
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FORMAT_BGR10A2_UINT_PACK32, |
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FORMAT_BGR10A2_SINT_PACK32, |
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FORMAT_R16_UNORM_PACK16, |
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FORMAT_R16_SNORM_PACK16, |
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FORMAT_R16_USCALED_PACK16, |
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FORMAT_R16_SSCALED_PACK16, |
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FORMAT_R16_UINT_PACK16, |
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FORMAT_R16_SINT_PACK16, |
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FORMAT_R16_SFLOAT_PACK16, |
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FORMAT_RG16_UNORM_PACK16, |
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FORMAT_RG16_SNORM_PACK16, |
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FORMAT_RG16_USCALED_PACK16, |
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FORMAT_RG16_SSCALED_PACK16, |
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FORMAT_RG16_UINT_PACK16, |
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FORMAT_RG16_SINT_PACK16, |
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FORMAT_RG16_SFLOAT_PACK16, |
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FORMAT_RGB16_UNORM_PACK16, |
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FORMAT_RGB16_SNORM_PACK16, |
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FORMAT_RGB16_USCALED_PACK16, |
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FORMAT_RGB16_SSCALED_PACK16, |
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FORMAT_RGB16_UINT_PACK16, |
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FORMAT_RGB16_SINT_PACK16, |
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FORMAT_RGB16_SFLOAT_PACK16, |
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FORMAT_RGBA16_UNORM_PACK16, |
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FORMAT_RGBA16_SNORM_PACK16, |
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FORMAT_RGBA16_USCALED_PACK16, |
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FORMAT_RGBA16_SSCALED_PACK16, |
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FORMAT_RGBA16_UINT_PACK16, |
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FORMAT_RGBA16_SINT_PACK16, |
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FORMAT_RGBA16_SFLOAT_PACK16, |
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FORMAT_R32_UINT_PACK32, |
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FORMAT_R32_SINT_PACK32, |
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FORMAT_R32_SFLOAT_PACK32, |
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FORMAT_RG32_UINT_PACK32, |
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FORMAT_RG32_SINT_PACK32, |
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FORMAT_RG32_SFLOAT_PACK32, |
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FORMAT_RGB32_UINT_PACK32, |
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FORMAT_RGB32_SINT_PACK32, |
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FORMAT_RGB32_SFLOAT_PACK32, |
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FORMAT_RGBA32_UINT_PACK32, |
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FORMAT_RGBA32_SINT_PACK32, |
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FORMAT_RGBA32_SFLOAT_PACK32, |
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FORMAT_R64_UINT_PACK64, |
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FORMAT_R64_SINT_PACK64, |
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FORMAT_R64_SFLOAT_PACK64, |
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FORMAT_RG64_UINT_PACK64, |
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FORMAT_RG64_SINT_PACK64, |
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FORMAT_RG64_SFLOAT_PACK64, |
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FORMAT_RGB64_UINT_PACK64, |
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FORMAT_RGB64_SINT_PACK64, |
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FORMAT_RGB64_SFLOAT_PACK64, |
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FORMAT_RGBA64_UINT_PACK64, |
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FORMAT_RGBA64_SINT_PACK64, |
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FORMAT_RGBA64_SFLOAT_PACK64, |
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FORMAT_RG11B10_UFLOAT_PACK32, |
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FORMAT_RGB9E5_UFLOAT_PACK32, |
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FORMAT_D16_UNORM_PACK16, |
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FORMAT_D24_UNORM_PACK32, |
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FORMAT_D32_SFLOAT_PACK32, |
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FORMAT_S8_UINT_PACK8, |
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FORMAT_D16_UNORM_S8_UINT_PACK32, |
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FORMAT_D24_UNORM_S8_UINT_PACK32, |
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FORMAT_D32_SFLOAT_S8_UINT_PACK64, |
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FORMAT_RGB_DXT1_UNORM_BLOCK8, |
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FORMAT_RGB_DXT1_SRGB_BLOCK8, |
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FORMAT_RGBA_DXT1_UNORM_BLOCK8, |
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FORMAT_RGBA_DXT1_SRGB_BLOCK8, |
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FORMAT_RGBA_DXT3_UNORM_BLOCK16, |
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FORMAT_RGBA_DXT3_SRGB_BLOCK16, |
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FORMAT_RGBA_DXT5_UNORM_BLOCK16, |
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FORMAT_RGBA_DXT5_SRGB_BLOCK16, |
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FORMAT_R_ATI1N_UNORM_BLOCK8, |
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FORMAT_R_ATI1N_SNORM_BLOCK8, |
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FORMAT_RG_ATI2N_UNORM_BLOCK16, |
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FORMAT_RG_ATI2N_SNORM_BLOCK16, |
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FORMAT_RGB_BP_UFLOAT_BLOCK16, |
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FORMAT_RGB_BP_SFLOAT_BLOCK16, |
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FORMAT_RGBA_BP_UNORM_BLOCK16, |
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FORMAT_RGBA_BP_SRGB_BLOCK16, |
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FORMAT_RGB_ETC2_UNORM_BLOCK8, |
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FORMAT_RGB_ETC2_SRGB_BLOCK8, |
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FORMAT_RGBA_ETC2_UNORM_BLOCK8, |
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FORMAT_RGBA_ETC2_SRGB_BLOCK8, |
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FORMAT_RGBA_ETC2_UNORM_BLOCK16, |
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FORMAT_RGBA_ETC2_SRGB_BLOCK16, |
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FORMAT_R_EAC_UNORM_BLOCK8, |
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FORMAT_R_EAC_SNORM_BLOCK8, |
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FORMAT_RG_EAC_UNORM_BLOCK16, |
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FORMAT_RG_EAC_SNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_4X4_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_4X4_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_5X4_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_5X4_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_5X5_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_5X5_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_6X5_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_6X5_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_6X6_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_6X6_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_8X5_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_8X5_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_8X6_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_8X6_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_8X8_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_8X8_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_10X5_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_10X5_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_10X6_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_10X6_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_10X8_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_10X8_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_10X10_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_10X10_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_12X10_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_12X10_SRGB_BLOCK16, |
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FORMAT_RGBA_ASTC_12X12_UNORM_BLOCK16, |
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FORMAT_RGBA_ASTC_12X12_SRGB_BLOCK16, |
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FORMAT_RGB_PVRTC1_8X8_UNORM_BLOCK32, |
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FORMAT_RGB_PVRTC1_8X8_SRGB_BLOCK32, |
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FORMAT_RGB_PVRTC1_16X8_UNORM_BLOCK32, |
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FORMAT_RGB_PVRTC1_16X8_SRGB_BLOCK32, |
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FORMAT_RGBA_PVRTC1_8X8_UNORM_BLOCK32, |
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FORMAT_RGBA_PVRTC1_8X8_SRGB_BLOCK32, |
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FORMAT_RGBA_PVRTC1_16X8_UNORM_BLOCK32, |
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FORMAT_RGBA_PVRTC1_16X8_SRGB_BLOCK32, |
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FORMAT_RGBA_PVRTC2_4X4_UNORM_BLOCK8, |
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FORMAT_RGBA_PVRTC2_4X4_SRGB_BLOCK8, |
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FORMAT_RGBA_PVRTC2_8X4_UNORM_BLOCK8, |
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FORMAT_RGBA_PVRTC2_8X4_SRGB_BLOCK8, |
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FORMAT_RGB_ETC_UNORM_BLOCK8, |
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FORMAT_RGB_ATC_UNORM_BLOCK8, |
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FORMAT_RGBA_ATCA_UNORM_BLOCK16, |
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FORMAT_RGBA_ATCI_UNORM_BLOCK16, |
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FORMAT_L8_UNORM_PACK8, |
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FORMAT_A8_UNORM_PACK8, |
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FORMAT_LA8_UNORM_PACK8, |
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FORMAT_L16_UNORM_PACK16, |
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FORMAT_A16_UNORM_PACK16, |
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FORMAT_LA16_UNORM_PACK16, |
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FORMAT_BGR8_UNORM_PACK32, |
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FORMAT_BGR8_SRGB_PACK32, |
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FORMAT_RG3B2_UNORM_PACK8, FORMAT_LAST = FORMAT_RG3B2_UNORM_PACK8 |
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}; |
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/// Represent the source of a channel |
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enum swizzle |
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{ |
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SWIZZLE_RED, SWIZZLE_FIRST = SWIZZLE_RED, SWIZZLE_CHANNEL_FIRST = SWIZZLE_RED, |
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SWIZZLE_GREEN, |
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SWIZZLE_BLUE, |
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SWIZZLE_ALPHA, SWIZZLE_CHANNEL_LAST = SWIZZLE_ALPHA, |
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SWIZZLE_ZERO, |
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SWIZZLE_ONE, SWIZZLE_LAST = SWIZZLE_ONE |
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}; |
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/// Determine whether the Swizzle value represent a channel |
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inline bool is_channel(swizzle Swizzle) |
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{ |
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return Swizzle >= SWIZZLE_CHANNEL_FIRST && Swizzle <= SWIZZLE_CHANNEL_LAST; |
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} |
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enum |
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{ |
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FORMAT_INVALID = -1, |
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FORMAT_COUNT = FORMAT_LAST - FORMAT_FIRST + 1, |
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SWIZZLE_COUNT = SWIZZLE_LAST - SWIZZLE_FIRST + 1 |
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}; |
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/// Evaluate whether a format value is value or not |
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inline bool is_valid(format Format) |
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{ |
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return Format >= FORMAT_FIRST && Format <= FORMAT_LAST; |
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} |
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typedef glm::tvec4<swizzle> swizzles; |
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/// Evaluate whether a format is compressed |
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bool is_compressed(format Format); |
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/// Evaluate whether a format is compressed with an S3TC algorithm. |
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bool is_s3tc_compressed(format Format); |
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/// Evaluate whether a format stores sRGB color space values |
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bool is_srgb(format Format); |
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/// Return the size in bytes of a block for a format. |
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size_t block_size(format Format); |
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/// Return the dimensions in texels of the block for a format |
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ivec3 block_extent(format Format); |
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/// Return the number of components of a format |
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size_t component_count(format Format); |
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/// Evaluate whether a format is unsigned |
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bool is_unsigned(format Format); |
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/// Evaluate whether a format is signed |
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bool is_signed(format Format); |
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/// Evaluate whether the format is an integer format |
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bool is_integer(format Format); |
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/// Evaluate whether the format is a signed integer format |
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bool is_signed_integer(format Format); |
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/// Evaluate whether the format is an unsigned integer format |
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bool is_unsigned_integer(format Format); |
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/// Evaluate whether the format is an float format |
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bool is_float(format Format); |
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/// Evaluate whether the format is normalized |
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bool is_normalized(format Format); |
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/// Evaluate whether the format is an unsigned normalized format |
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bool is_unorm(format Format); |
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/// Evaluate whether the format is a signed normalized format |
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bool is_snorm(format Format); |
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/// Evaluate whether the format is packed |
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bool is_packed(format Format); |
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}//namespace gli |
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#include "./core/format.inl"
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